Find the direction angles of each vector. Round to the nearest degree, if necessary.v = i - j - 2k

A. ? = 80°, ? = 100°, ? = 109°
B. ? = 69°, ? = 111°, ? = 135°
C. ? = 63°, ? = 117°, ? = 154°
D. ? = 66°, ? = 114°, ? = 145°


Answer: D

Mathematics

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